!T - Renames and syncs settings
!R - Simplifies entity systems by making them use SionEngine.getEntityWorld() instead of passing it through the constructor
!F - EntitySystems and EntityManagers are disposable
!R - PhysicsSystem owns the Box2D World
!R - RenderingSystem owns the main sprite batch
!R- SionEngine ticks the EntityWorld
!T - Makes the game camera an entity
!R - Import cleanup
!A - Adds cullable interface
!F - Adds TextureComponent to renderer
!A - Adds state controller for screens
!A - Adds SionScreen to serve as basic state machine based screen
!R - Makes GameScreen uses SionScreen instead of the plain old Screen